Fireplace blower dual fan. Dayton brand 115v fireplace blower has brand new thermostat and adjustable air volume potentiometer. Has great air flow just a bit too loud for our small fireplace. Thermostat activates about 120 degrees and the manual turn switch allows you to choose the level of air flow you want to heat your room. Dual fan model to move more air. Padded mounting feet for quieter use.